转自：北京日报客户端 稀土纳米晶 是发光材料中的"绝缘宝石" 虽具有巨大的发光潜力 却因自身局限无法被电流直接"点亮" 成为其 为解决电致发光器件中的研究和应用难题 带来了新的突破口 实现光电技术产业化应用的根本瓶颈 清华大学深圳国际研究生院 韩三阳副教授团队与合作者 为稀土纳米晶设计了一件独特的 "能量转换外衣" 将能量高效传递给稀土纳米晶的有机分子界面 站论文截图 相关研究成果以 "捕获电生激子实现可调谐的稀土纳米晶电致发光" （Electro-generated excitons for tunable lanthanide electroluminescence）为题 Nature 网 于北京时间11月20日 在线发表于《自然》（Nature） 稀土纳米晶（镧系掺杂纳米晶），具有发光颜色可调、发光谱线窄、发光稳定性高等先天优势，一直被 视为电致发光材料的"潜力股"。 然而，当21世纪的技术浪潮转向以发光二极管（LED）、有机发光二极管（OLED）为代表的直流电致 发光器件，性能卓越却无法直接导电的稀土材料陷入了"绝缘困境"。 韩三阳表示："稀土材料的绝缘特性，使电流难以注入和传输其中，因此其无法像半导 ...

Core Insights - Tsinghua University's Shenzhen International Graduate School, in collaboration with Heilongjiang University and the National University of Singapore, has developed a unique "energy conversion coat" for rare earth nanocrystals, enhancing energy transfer efficiency and addressing key barriers for industrial applications in modern optoelectronic technology [1][2]. Group 1 - Rare earth nanocrystals are considered a "potential stock" in the field of electroluminescence due to their adjustable emission colors, narrow spectral lines, and high stability [1]. - The insulating properties of these materials hinder direct current injection, making it challenging to utilize them in LED and OLED devices, leading to a "running in a cotton-padded jacket" technical dilemma [1]. - The research team proposed an innovative organic-inorganic hybrid strategy, applying surface modification to equip rare earth nanocrystals with the "energy conversion coat," which effectively addresses the critical issues of exciton generation, transport, and injection in electroluminescence [1]. Group 2 - The recent study builds on previous work published in Nature in 2020, establishing a complete technological chain from photonic to electronic driving [2]. - The new findings allow for multi-color emission without significant alterations to device structures, simply by adjusting rare earth ions, indicating substantial application potential in high-resolution displays and near-infrared technologies [2]. - Future applications may extend to areas such as human health monitoring, non-invasive testing, and crop supplemental lighting [2].

EH 01-16-11 04-09 =+-12 12 1 e D . 0 2 4 e 01-D6-1 04-05 01-16-11 04-06 / ENTERSEN ITELLERS (90 0 0 e 01-D6-4L 01-108 H 04-01 p ... .. 49 u e 近年来，咸阳成立市委书记、市长任"双组长"的市推进西咸一体化暨西安都市圈建设领导小组，与西安联手编制实施《西安都市圈建设三年行动计划 （2023-2025年）》和国土空间总体规划，积极实施公共交通优先发展战略，推动市各开发区打造成为承接西安产业融合转移主阵地。 从咸阳高新区与西安国际港务区签订合作协议，双方互设制造基地和销售中心，到两市探索建立企业供需信息共享机制，联合开展招商推介活动……持续完 善的硬件设施和持续增多的一体化合作，推动咸阳持续融入全球产业体系。今年前三季度，咸阳出口53.28亿元，同比增加4.77%。 新华财经11月18日电（记者朱程 刘桃熊 梁冬）2000多年前，这里是丝绸之路西行第一站，渡过渭河的旅人们略作休整，走向亚欧大陆腹地。2000多年后， 这里是高水平对外开放的前沿阵地，一支支"钢铁驼队"西去东来，传 ...

Core Points - The announcement from the company indicates that the Harbin Institute of Technology Education Development Foundation held 5,820,000 shares, representing 5.82% of the total share capital before the reduction plan [2] - The reduction plan has been completed, with the foundation reducing its holdings by 1,000,000 shares, which accounts for 1% of the current total share capital [2] Summary by Category - **Shareholding Information** - The foundation's initial shareholding was 5,820,000 shares, or 5.82% of total shares [2] - **Reduction Plan Details** - The foundation executed a reduction plan, selling a total of 1,000,000 shares through centralized bidding [2] - The reduction represents 1% of the company's current total share capital [2]

Group 1 - The company signed a technology transfer contract with the Changchun Institute of Optics, Fine Mechanics and Physics for the licensing of patented technologies, paying a fee of 2 million yuan, with a contract validity of one year [1][27]. - The Changchun Institute holds a 41.40% stake in the company, making it a controlling shareholder, and has a strong financial position with total assets of approximately 967.55 million yuan and net assets of about 427.91 million yuan as of December 31, 2024 [2][3]. - The technologies licensed include several patented inventions related to optical and mechanical systems, which are crucial for the company's main products, such as optical theodolites [4][27]. Group 2 - The purpose of the transaction is to enhance the company's technical capabilities in the integration of optical and mechanical systems, addressing existing technical deficiencies in system testing and correction [27]. - The pricing of the transaction was determined based on market rates, ensuring fairness and compliance with relevant regulations [26][27]. - The independent directors unanimously approved the transaction, affirming that it aligns with the company's operational needs and does not harm the interests of minority shareholders [28][29].

Core Insights - Changguang Huaxin conducted 15 block trades on November 7, with a total trading volume of 640,000 shares and a total transaction value of 46.2334 million yuan, at a price of 72.24 yuan, which represents a discount of 17.44% compared to the closing price of the day [2][3] - The stock closed at 87.50 yuan, up 9.01%, with a turnover rate of 15.21% and a total trading volume of 2.278 billion yuan, while the net outflow of main funds was 31.3253 million yuan [2] - Over the past five days, the stock has increased by 21.26%, with a total net inflow of funds amounting to 146 million yuan [2] Trading Activity - In the last three months, Changguang Huaxin has recorded a total of 17 block trades, with a cumulative transaction value of 57.4418 million yuan [2] - The latest margin financing balance for the stock is 538 million yuan, with a decrease of 7.4781 million yuan over the past five days, representing a decline of 1.37% [3] Company Overview - Suzhou Changguang Huaxin Optoelectronics Technology Co., Ltd. was established on March 6, 2012, with a registered capital of 1.76279943 billion yuan [3]

人民财讯11月5日电，上交所披露，因福建海创光电技术股份有限公司(简称"海创光电")及其保荐人撤 回发行上市申请，上交所终止其科创板发行上市审核。 ...

Core Viewpoint - The China Securities Regulatory Commission (CSRC) disclosed that seven companies have recently received domestic listing counseling registration from October 13 to 19, indicating a growing interest in IPOs within the market [1] Group 1: Newly Registered Companies - The seven companies that received counseling registration include Jiangsu Tianbing Aerospace Technology Co., Ltd., Xinjiang Xinxin Mining Co., Ltd., Xuyu Optoelectronics (Shenzhen) Co., Ltd., Shanghai Shanyuan Electronic Technology Co., Ltd., Qingdao Wuxiao Group Co., Ltd., Zhongke Fuhai Technology Co., Ltd., and Wuhu Youpai Nursing Products Technology Co., Ltd. [1] - Tianbing Technology is noted as another commercial rocket "unicorn" that has initiated listing counseling this year, having recently completed nearly 2.5 billion yuan in financing, setting a record for the largest single financing amount for a private rocket company in China [1] - Xinjiang Xinxin Mining is already listed on the Hong Kong Stock Exchange, with a current market capitalization of nearly 6 billion Hong Kong dollars [1] Group 2: Previous IPO Attempts - Xuyu Optoelectronics, Shanyuan Technology, Wuxiao Group, and Youpai Co. have previously initiated IPO counseling [1] - Wuxiao Group attempted to enter the A-share market as early as 2014, having submitted an application to the Shanghai Stock Exchange's main board, but later withdrew the application within the same year [1]

Core Points - The company XinGuang Optoelectronics (688011.SH) announced that its controlling shareholder and CEO, Kang Weimin, has been placed under detention by the Songxian Supervisory Committee [1][3] - The company held an emergency board meeting and appointed Vice Chairman Wang Yuwei to assume the responsibilities of Chairman and legal representative during Kang's detention, while Deputy General Manager Qu Bo will act as General Manager [3] - XinGuang Optoelectronics stated that it has a robust governance and internal control mechanism in place, ensuring that daily operations will not be significantly affected [3] - The company confirmed that there has been no change in control and that board operations and production activities remain normal [3] - As of now, the company is unaware of the developments and conclusions regarding the aforementioned matters and will closely monitor the situation [3] - In June 2020, Kang Weimin donated 5.82% of the company's total shares, equivalent to 5.82 million shares, valued at approximately 240 million yuan at that time [3] Company Overview - XinGuang Optoelectronics was established in November 2007 with a registered capital of 100 million yuan and employs over 400 staff, including a core team of more than 160 high-end technical talents [9] - The company specializes in applying advanced optoelectronic technologies, such as image-guided technology and multi-optical band synthesis technology, to the development of optical guidance weapons [9] - Kang Weimin, the actual controller of the company, has led the technical team in developing several core technologies based on optical phase theory, which was proposed by his father, a renowned optical expert [9][6]

Core Insights - Sichuan Times Chip Energy Optoelectronics Technology Co., Ltd. has been established with a registered capital of 20 million RMB [1] - The company is involved in various sectors including solar power technology services, electric vehicle charging infrastructure, and energy storage technology services [1] Company Overview - The legal representative of the company is Liu Junlin [1] - The business scope includes general projects such as solar power generation technology services, centralized fast charging stations, and sales of intelligent unmanned aerial vehicles [1] - The company will also provide technical services, development, consulting, and information consulting services, excluding licensed information consulting services [1] Industry Implications - The establishment of the company indicates a growing focus on renewable energy and electric vehicle infrastructure in the region [1] - The inclusion of energy storage technology services suggests a strategic move to support the increasing demand for sustainable energy solutions [1]